/Engine/Plugins/Runtime/RigVM/Source/RigVMDeveloper/Public/RigVMModel/RigVMNode.h
Returns the top level / root Graph of this Node.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category=RigVMNode) [URigVMGraph](API\Plugins\RigVMDeveloper\RigVMModel\URigVMGraph) * GetRootGraph() const